CN113994677B - 图像解码装置、解码方法和存储介质 - Google Patents

图像解码装置、解码方法和存储介质 Download PDF

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CN113994677B
CN113994677B CN202080041967.8A CN202080041967A CN113994677B CN 113994677 B CN113994677 B CN 113994677B CN 202080041967 A CN202080041967 A CN 202080041967A CN 113994677 B CN113994677 B CN 113994677B
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quantization matrix
quantization
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CN113994677A (zh
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志摩真悟
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Canon Inc
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Canon Inc
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Priority to CN202411527598.XA priority Critical patent/CN119135902A/zh
Priority to CN202411527593.7A priority patent/CN119135900A/zh
Priority to CN202411527596.0A priority patent/CN119135901A/zh
Priority to CN202411527599.4A priority patent/CN119135903A/zh
Priority to CN202411527588.6A priority patent/CN119135899A/zh
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/127—Prioritisation of hardware or computational resources
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/18—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a set of transform coefficients
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
CN202080041967.8A 2019-06-07 2020-04-02 图像解码装置、解码方法和存储介质 Active CN113994677B (zh)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CN202411527598.XA CN119135902A (zh) 2019-06-07 2020-04-02 图像解码装置、解码方法和存储介质
CN202411527593.7A CN119135900A (zh) 2019-06-07 2020-04-02 图像解码装置、解码方法和存储介质
CN202411527596.0A CN119135901A (zh) 2019-06-07 2020-04-02 图像解码装置、解码方法和存储介质
CN202411527599.4A CN119135903A (zh) 2019-06-07 2020-04-02 图像解码装置、解码方法和存储介质
CN202411527588.6A CN119135899A (zh) 2019-06-07 2020-04-02 图像解码装置、解码方法和存储介质

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019-107454 2019-06-07
JP2019107454A JP7493310B2 (ja) 2019-06-07 2019-06-07 画像復号装置及び方法及びプログラム
PCT/JP2020/015216 WO2020246125A1 (ja) 2019-06-07 2020-04-02 画像符号化装置及び画像復号装置及び方法及びプログラム

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CN202411527599.4A Division CN119135903A (zh) 2019-06-07 2020-04-02 图像解码装置、解码方法和存储介质
CN202411527598.XA Division CN119135902A (zh) 2019-06-07 2020-04-02 图像解码装置、解码方法和存储介质
CN202411527593.7A Division CN119135900A (zh) 2019-06-07 2020-04-02 图像解码装置、解码方法和存储介质
CN202411527588.6A Division CN119135899A (zh) 2019-06-07 2020-04-02 图像解码装置、解码方法和存储介质
CN202411527596.0A Division CN119135901A (zh) 2019-06-07 2020-04-02 图像解码装置、解码方法和存储介质

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CN202411527599.4A Pending CN119135903A (zh) 2019-06-07 2020-04-02 图像解码装置、解码方法和存储介质
CN202411527588.6A Pending CN119135899A (zh) 2019-06-07 2020-04-02 图像解码装置、解码方法和存储介质
CN202411527598.XA Pending CN119135902A (zh) 2019-06-07 2020-04-02 图像解码装置、解码方法和存储介质
CN202411527596.0A Pending CN119135901A (zh) 2019-06-07 2020-04-02 图像解码装置、解码方法和存储介质
CN202411527593.7A Pending CN119135900A (zh) 2019-06-07 2020-04-02 图像解码装置、解码方法和存储介质

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CN202411527588.6A Pending CN119135899A (zh) 2019-06-07 2020-04-02 图像解码装置、解码方法和存储介质
CN202411527598.XA Pending CN119135902A (zh) 2019-06-07 2020-04-02 图像解码装置、解码方法和存储介质
CN202411527596.0A Pending CN119135901A (zh) 2019-06-07 2020-04-02 图像解码装置、解码方法和存储介质
CN202411527593.7A Pending CN119135900A (zh) 2019-06-07 2020-04-02 图像解码装置、解码方法和存储介质

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US (6) US11856198B2 (https=)
EP (1) EP3982632A4 (https=)
JP (2) JP7493310B2 (https=)
KR (1) KR102818232B1 (https=)
CN (6) CN113994677B (https=)
BR (1) BR112021024187A2 (https=)
TW (2) TWI863883B (https=)
WO (1) WO2020246125A1 (https=)

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WO2021110628A1 (en) * 2019-12-06 2021-06-10 Interdigital Vc Holdings France, Sas Scaling process for joint chroma coded blocks
US11641469B2 (en) * 2020-01-13 2023-05-02 Qualcomm Incorporated Signaling scaling matrices in video coding
US12439095B2 (en) * 2021-04-16 2025-10-07 Tencent America LLC Entropy coding of sign map for transform coefficients

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BR112021024187A2 (pt) 2022-01-11
US12170772B2 (en) 2024-12-17
CN119135903A (zh) 2024-12-13
US11856198B2 (en) 2023-12-26
US12177442B2 (en) 2024-12-24
JP2024015184A (ja) 2024-02-01
KR102818232B1 (ko) 2025-06-10
US20240089442A1 (en) 2024-03-14
CN113994677A (zh) 2022-01-28
CN119135899A (zh) 2024-12-13
WO2020246125A1 (ja) 2020-12-10
US12170775B2 (en) 2024-12-17
CN119135900A (zh) 2024-12-13
US20220094937A1 (en) 2022-03-24
KR20220011175A (ko) 2022-01-27
JP2020202473A (ja) 2020-12-17
JP7610690B2 (ja) 2025-01-08
US20240089443A1 (en) 2024-03-14
TWI861095B (zh) 2024-11-11
TW202448177A (zh) 2024-12-01
TWI863883B (zh) 2024-11-21
CN119135901A (zh) 2024-12-13
US12170773B2 (en) 2024-12-17
CN119135902A (zh) 2024-12-13
US20240089441A1 (en) 2024-03-14
US20240089439A1 (en) 2024-03-14
US20240089440A1 (en) 2024-03-14
EP3982632A4 (en) 2023-05-03
JP7493310B2 (ja) 2024-05-31
US12170774B2 (en) 2024-12-17
TW202101990A (zh) 2021-01-01
EP3982632A1 (en) 2022-04-13

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